Home / 2,668,922.87-3,684,011.83-1,622,340.39

Finding the Fourth Proportional to 2,668,922.87, 3,684,011.83 and 1,622,340.39

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Solution

The fourth proportional to 2,668,922.87, 3,684,011.83 and 1,622,340.39 is: 2,239,375.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,922.87 : 3,684,011.83 = 1,622,340.39 : x
  2. Step 2: Convert to fraction form
    2,668,922.87/3,684,011.83 = 1,622,340.39/x
  3. Step 3: Cross multiply
    2,668,922.87x = 3,684,011.83 × 1,622,340.39
  4. Step 4: Simplify right side
    2,668,922.87x = 5,976,721,198,806.01
  5. Step 5: Solve for x
    x = 5,976,721,198,806.01/2,668,922.87
  6. Step 6: Final answer
    x = 2,239,375.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.